Xiao Chang Qing, Sun Qian Cheng and Chen Xin Cheng worked hard all their lives. After retirement, they finally got together and co-founded a warm retirement community. In the community, they solved problems that elderly people faced, and in the process, they recognized their own problems and reconciled with their family and with themselves

Going back five thousand years, the "China" is a tragic China? The first season of the large-scale humanistic history documentary "China" will explore Chinese historical stories from the Spring and Autumn to the Tang Dynasty, digging out people and events that have a profound impact on China today, telling Chinese stories, spreading the voice of China, and showing the great evolution of Chinese civilization.

The film is set in 1949, as the members of the Central Committee of the Communist Party of China prepare to establish a new Chinese state, the People's Republic of China.

The wife of a prominent psychiatrist can't find her marriage certificate one day. This "jiehunzheng" is all important. Without it, the family officially has never existed, including the daughter. The couple go on a wild goose chase through the Chinese bureaucracy, meeting catch-22 all the way....they need a certificate to get a new one, etc. They even journey back to the People's Commune where they met, now the site of modern private enterprises where nobody even recalls the former occupants.